Design and methods for the training in exercise activities and motion for growth (TEAM 4 growth) trial: A randomized

Linda M Lambert1, Victoria L Pemberton2, Felicia L Trachtenberg3

  • 1Division of Pediatric Cardiothoracic Surgery, University of Utah, Salt Lake City, UT, United States of America.

Insights

Passive range of motion (PROM) may improve growth in infants with hypoplastic left heart syndrome (HLHS) after the Norwood procedure. This trial investigates PROM

Area of Science:

  • Pediatric Cardiology
  • Neonatal Development
  • Clinical Trials

Background:

  • Infants with congenital heart disease often experience impaired growth, linked to developmental issues and longer hospital stays.
  • While various interventions exist, their success in enhancing growth varies.
  • Passive range of motion (PROM) has shown promise in improving somatic growth in preterm infants.

Purpose of the Study:

  • To evaluate the efficacy of a 21-day passive range of motion (PROM) exercise program on growth in infants with hypoplastic left heart syndrome (HLHS) post-Norwood procedure.
  • To compare growth metrics (weight-, height-, head circumference-for-age z-scores) at 4 months of age or pre-superior cavopulmonary connection evaluation.
  • To assess secondary outcomes including neonatal neurobehavior, neurodevelopment, and bone mineral density.

Main Methods:

  • A multicenter, Phase III randomized controlled trial comparing PROM exercise to standard care.
  • Inclusion criteria: HLHS diagnosis, born at ≥37 weeks gestation, Norwood procedure <30 days old.
  • Exclusion criteria: chromosomal abnormalities, transplant listing, or expected discharge within 14 days.

Main Results:

  • Data on growth metrics (z-scores) will be collected and compared between groups.
  • Secondary outcomes including neurobehavioral patterns, neurodevelopmental assessment, and bone mineral density will be analyzed.
  • The study aims to provide robust data on the impact of PROM on these outcomes.

Conclusions:

  • The TEAM 4 Growth trial will contribute significantly to understanding PROM's role in growth for infants with complex cardiac anomalies.
  • Findings may inform interventions for high-risk infants facing growth failure and developmental concerns.
  • This research could enhance long-term outcomes for infants with HLHS.
Abstract

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